Tire tread



FIG. 1 is a perspective view of a tire tread showing our new design, the tread pattern being repeated over the outer circumference of the tire with the other side of the tire tread, illustrated by solid lines, being substantially the same; and,

FIG. 2 is an enlarged fragmentary view of our tire tread as illustrated in FIG. 1.

The broken line disclosure of a tire sidewall and inner bead is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 